794 



XV. DIOSCOEE^. 



XV. DIOSCOREjE, 



(DioscoEE^, Br, — DioscoKEACEJE, LiudL) 



Dioscorea Batatas, ^ plant. 



Dioscoi'ea. Diagram ^. 



Dioscorea Batatas, 9 plant. 



Dioscoi'ea. 

 9 flower (mag.). 



Dioscorea. 

 Transverse section of ovary 

 (mng.)- 



Tamvs, 



Germinating seed, tha plumule 



raising the operculum. 



